Finding the Fourth Proportional to 151,028.18, 208,424.24 and 83,050.31

Step by Step Solution

1. Step 1: Write the proportion equation
   151,028.18 : 208,424.24 = 83,050.31 : x
2. Step 2: Convert to fraction form
   151,028.18/208,424.24 = 83,050.31/x
3. Step 3: Cross multiply
   151,028.18x = 208,424.24 × 83,050.31
4. Step 4: Simplify right side
   151,028.18x = 17,309,697,328.26
5. Step 5: Solve for x
   x = 17,309,697,328.26/151,028.18
6. Step 6: Final answer
   x = 114,612.37